XIX . , , , . , . ., -- , . , , , . . , . , , .
. .- -. . , , , , . .- . , . . . .
XVIII- XIX , . , . .. . . XIX , , , . . : ( ); ( ) . . .
2.
. . , () , . . : ?
, : - , .
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. : , , . : , .
, , , , (poleo - , psoneo - ), , (mono - , oligos , poly - ).
- , , , , . , . : , , (. 7.1).
7.1.
.
1. . , . . . (R3) (CR4) , - (HH), . , , = 10000. 50%, = 502 + 502 = 5000 ..
:
- ( > 1800, CR3 > 80%);
- (1000 < < 1800, 45 < CR3 < 80%);
- (< 1000, CR3 <45%).
:
- ( > 2000, CR3 > 70%);
- (1000 < < 2000, 45 < CR3 < 70%);
- (< 1000, CR3 < 45%).
2. . , .
3. , .
, : L = (-MC)/P. 0 1. =, L =0. , : L>0.
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4. , . : - (), , . XIX ( ) ;
- , .
3.
, , , . , . -, , . -, , : , .. . - , .
, , . , , . . , (. 7.2). (. 7.1). , , , .
7.1. 7.2.
( = const), (TR) . (total revenue, TR) - , : TR = Q. (average revenue, AR= TR/Q). : AR = . (marginal revenue, MR) - : MR = Δ(TR)/ ΔQ MR = TR'(Q). : R = .
4.
, , . , , .. , , .
, - - , , TR , Q* 7.3.
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() : = TR . (marginal profit): '(Q)= TR'(Q) - TC'(Q) '(Q) = MR , MR - ; - . : '(Q)=MR =0. , : MC = MR.
, . P = AR = MR, : = . .
( = ), ( > min AVC). AVC. , min AVC, .
: > min AC. , - .
, . , . , , , . , , . : .
. , , .
7. .
1.
2. poleo
3. oligos
4. psoneo
5. ,
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
20.
21.
22.